Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7434924 | Ink cartridge and wet-type electrophotographic image forming apparatus having the same | Seung Yoon Lee | 2008-10-14 |
| 7311438 | Agitator, image forming apparatus having the same and method for agitating | Gwoang-Joe Seorl, Sung Dae Kim | 2007-12-25 |
| 7257344 | Carrier vapor cleaner, a wet type electrophotographic image forming apparatus having the same, and a carrier vapor cleaning method | — | 2007-08-14 |